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  • latest042613.jpg

    04/26/2013 | The K7RA Solar Update

    Solar activity was quiet this week: The average daily sunspot number declined nearly 23 points to 90.6, while the average daily solar flux values were down nearly 13 points to 109.1.
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    Feature

    12/21/2012 | The K7RA Solar Update

    It is Friday, and the world did not end. To herald this non-event, NASA even produced a wonderful video that explained how the whole thing was a misconception. The Mayan calendar is like an odometer, and when it gets to 999,999, it just roles over to 0 an
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